<?php

/**
 * This is the model class for table "news".
 *
 * The followings are the available columns in table 'news':
 * @property string $id
 * @property string $title
 * @property string $user_id
 * @property string $content
 * @property string $created
 * @property string $category_id
 */
class News extends JLActiveRecord
{
	/**
	 * Returns the static model of the specified AR class.
	 * @param string $className active record class name.
	 * @return News the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}
	
	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return 'news';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array(' title, user_id, content, category_id', 'required'),
			array('id, user_id, category_id', 'length', 'max'=>16),
			array('title', 'length', 'max'=>200),
			array('created', 'safe'),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array('id, title, user_id, content, created, category_id', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
			'category' => array(self::BELONGS_TO, 'Categories', 'category_id'),
			'user' => array(self::BELONGS_TO, 'Users', 'user_id'),
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'title' => 'Tiêu đề',
			'user_id' => 'User',
			'content' => 'Nội dung',
			'created' => 'Ngày tạo',
			'category_id' => 'Thể loại',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search()
	{
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id,true);
		$criteria->compare('title',$this->title,true);
		$criteria->compare('user_id',$this->user_id,true);
		$criteria->compare('content',$this->content,true);
		$criteria->compare('created',$this->created,true);
		$criteria->compare('category_id',$this->category_id,true);

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
		));
	}
	public function getHot(){
		$criteria	=	new CDbCriteria;
		$criteria->order = "created DESC";
		$criteria->limit = 3;
		
		return $this->findAll($criteria);
	}
}